/usr/share/php/Horde/Kolab/Storage/Driver/Rcube.php is in php-horde-kolab-storage 2.0.5-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* A Roundcube Imap based Kolab storage driver.
*
* PHP version 5
*
* @category Kolab
* @package Kolab_Storage
* @author Gunnar Wrobel <wrobel@pardus.de>
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @link http://pear.horde.org/index.php?package=Kolab_Storage
*/
/**
* A Roundcube Imap based Kolab storage driver.
*
* Copyright 2010-2013 Horde LLC (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (LGPL). If you
* did not receive this file, see http://www.horde.org/licenses/lgpl21.
*
* @category Kolab
* @package Kolab_Storage
* @author Gunnar Wrobel <wrobel@pardus.de>
* @license http://www.horde.org/licenses/lgpl21 LGPL 2.1
* @link http://pear.horde.org/index.php?package=Kolab_Storage
*/
class Horde_Kolab_Storage_Driver_Rcube
extends Horde_Kolab_Storage_Driver_Base
{
/**
* Debug log
*
* @var resource
*/
private $_debug_log;
/**
* Write a line of debugging output to the log.
*
* @return NULL
*/
public function debugLog($driver, $message)
{
fwrite($this->_debug_log, $message . "\n");
}
/**
* Destructor.
*/
public function __destruct()
{
if (is_resource($this->_debug_log)) {
fflush($this->_debug_log);
fclose($this->_debug_log);
$this->_debug_log = null;
}
}
/**
* Create the backend driver.
*
* @return mixed The backend driver.
*/
public function createBackend()
{
$config = $this->getParams();
$client = new rcube_imap_generic();
if (isset($config['debug'])) {
if ($config['debug'] == 'STDOUT') {
$client->setDebug(true);
} else {
$this->_debug_log = fopen($config['debug'], 'a');
$client->setDebug(true, array($this, 'debugLog'));
}
}
$client->connect(
$config['host'], $config['username'], $config['password'],
array(
'ssl_mode' => $config['secure'],
'port' => $config['port'],
'timeout' => 0,
'force_caps' => false,
)
);
return $client;
}
/**
* Retrieves a list of folders on the server.
*
* @return array The list of folders.
*/
public function listFolders()
{
return $this->decodeList($this->getBackend()->listMailboxes('', '*'));
}
/**
* Create the specified folder.
*
* @param string $folder The folder to create.
*
* @return NULL
*/
public function create($folder)
{
$this->getBackend()->createFolder($this->encodePath($folder));
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Creating folder %s failed."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$folder,
$this->getBackend()->error
)
);
}
}
/**
* Delete the specified folder.
*
* @param string $folder The folder to delete.
*
* @return NULL
*/
public function delete($folder)
{
$this->getBackend()->deleteFolder($this->encodePath($folder));
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Deleting folder %s failed."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$folder,
$this->getBackend()->error
)
);
}
}
/**
* Rename the specified folder.
*
* @param string $old The folder to rename.
* @param string $new The new name of the folder.
*
* @return NULL
*/
public function rename($old, $new)
{
$this->getBackend()->renameFolder(
$this->encodePath($old),
$this->encodePath($new)
);
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Renaming folder %s to %s failed."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$old,
$new,
$this->getBackend()->error
)
);
}
}
/**
* Does the backend support ACL?
*
* @return boolean True if the backend supports ACLs.
*/
public function hasAclSupport()
{
return $this->getBackend()->getCapability('ACL');
}
/**
* Retrieve the access rights for a folder.
*
* @param string $folder The folder to retrieve the ACL for.
*
* @return array An array of rights.
*/
public function getAcl($folder)
{
$acl = $this->getBackend()->getACL($this->encodePath($folder));
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Failed reading ACL on folder %s."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$folder,
$this->getBackend()->error
)
);
}
$result = array();
foreach ($acl as $user => $rights) {
$result[$user] = join('', $rights);
}
return $result;
}
/**
* Retrieve the access rights the current user has on a folder.
*
* @param string $folder The folder to retrieve the user ACL for.
*
* @return string The user rights.
*/
public function getMyAcl($folder)
{
$result = $this->getBackend()->myRights($this->encodePath($folder));
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Failed reading user rights on folder %s."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$folder,
$this->getBackend()->error
)
);
}
return join('', $result);
}
/**
* Set the access rights for a folder.
*
* @param string $folder The folder to act upon.
* @param string $user The user to set the ACL for.
* @param string $acl The ACL.
*
* @return NULL
*/
public function setAcl($folder, $user, $acl)
{
$this->getBackend()->setACL($this->encodePath($folder), $user, $acl);
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Failed setting ACL on folder %s for user %s to %s."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$folder,
$user,
$acl,
$this->getBackend()->error
)
);
}
}
/**
* Delete the access rights for user on a folder.
*
* @param string $folder The folder to act upon.
* @param string $user The user to delete the ACL for
*
* @return NULL
*/
public function deleteAcl($folder, $user)
{
$this->getBackend()->deleteACL($this->encodePath($folder), $user);
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Failed deleting ACL on folder %s for user %s."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$folder,
$user,
$this->getBackend()->error
)
);
}
}
/**
* Retrieves the specified annotation for the complete list of folders.
*
* @param string $annotation The name of the annotation to retrieve.
*
* @return array An associative array combining the folder names as key with
* the corresponding annotation value.
*/
public function listAnnotation($annotation)
{
list($entry, $value) = $this->_getAnnotateMoreEntry($annotation);
$result = $this->getBackend()->getAnnotation('*', $entry, $value);
if (empty($result)) {
return array();
}
$data = array();
foreach ($result as $folder => $annotations) {
if (isset($annotations[$annotation])) {
$data[$folder] = $annotations[$annotation];
}
}
return $this->decodeListKeys($data);
}
/**
* Fetches the annotation from a folder.
*
* @param string $folder The name of the folder.
* @param string $annotation The annotation to get.
*
* @return string The annotation value.
*/
public function getAnnotation($folder, $annotation)
{
list($attr, $type) = $this->_getAnnotateMoreEntry($annotation);
$result = $this->getBackend()->getAnnotation(
$this->encodePath($folder), $attr, $type
);
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Setting annotation %s[%s] on folder %s failed."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$attr,
$type,
$folder,
$this->getBackend()->error
)
);
}
return $result[$folder][$annotation];
}
/**
* Sets the annotation on a folder.
*
* @param string $folder The name of the folder.
* @param string $annotation The annotation to set.
* @param array $value The values to set
*
* @return NULL
*/
public function setAnnotation($folder, $annotation, $value)
{
list($attr, $type) = $this->_getAnnotateMoreEntry($annotation);
$this->getBackend()->setAnnotation(
$this->encodePath($folder), array(array($attr, $type, $value))
);
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Setting annotation %s[%s] on folder %s to %s failed."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$attr,
$type,
$folder,
$value,
$this->getBackend()->error
)
);
}
}
/**
* Retrieve the namespace information for this connection.
*
* @return Horde_Kolab_Storage_Driver_Namespace The initialized namespace handler.
*/
public function getNamespace()
{
if ($this->getBackend()->getCapability('NAMESPACE') === true) {
$namespaces = array();
foreach ($this->getBackend()->getNamespace() as $type => $elements) {
if (is_array($elements)) {
foreach ($elements as $namespace) {
$namespace['name'] = $namespace[0];
$namespace['delimiter'] = $namespace[1];
$namespace['type'] = $type;
$namespaces[] = $namespace;
}
}
}
$this->_namespace = $this->getFactory()->createNamespace('imap', $this->getAuth(), $namespaces);
}
return parent::getNamespace();
}
/**
* Opens the given folder.
*
* @param string $folder The folder to open
*
* @return NULL
*/
public function select($folder)
{
$this->getBackend()->select($this->encodePath($folder));
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Selecting folder %s failed."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$folder,
$this->getBackend()->error
)
);
}
}
/**
* Returns the status of the current folder.
*
* @param string $folder Check the status of this folder.
*
* @return array An array that contains 'uidvalidity' and 'uidnext'.
*/
public function status($folder)
{
$result = $this->getBackend()->status(
$this->encodePath($folder),
array('UIDVALIDITY', 'UIDNEXT')
);
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Retrieving the status for folder %s failed."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$folder,
$this->getBackend()->error
)
);
}
return array(
'uidvalidity' => $result['UIDVALIDITY'],
'uidnext' => $result['UIDNEXT']
);
}
/**
* Returns the message ids of the messages in this folder.
*
* @param string $folder Check the status of this folder.
*
* @return array The message ids.
*/
public function getUids($folder)
{
$uids = $this->getBackend()->search(
$this->encodePath($folder),
'UNDELETED',
true
);
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Failed retrieving UIDs for folder %s."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$folder,
$this->getBackend()->error
)
);
}
if (!is_array($uids)) {
$uids = array();
}
return $uids;
}
/**
* Retrieves a complete message.
*
* @param string $folder The folder to fetch the messages from.
* @param array $uid The message UID.
*
* @return array The message encapsuled as an array that contains a
* Horde_Mime_Headers and a Horde_Mime_Part object.
*/
public function fetchComplete($folder, $uid)
{
$msg = $this->getBackend()->handlePartBody(
$this->encodePath($folder), $uid, true, '', null, false
);
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Failed fetching message %s in folder %s."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$uid,
$folder,
$this->getBackend()->error
)
);
}
return array(
Horde_Mime_Headers::parseHeaders($msg),
Horde_Mime_Part::parseMessage(
Horde_Mime_Part::getRawPartText($msg, 'body', 0)
)
);
}
/**
* Retrieves the messages for the given message ids.
*
* @param string $folder The folder to fetch the messages from.
* @param array $uids The message UIDs.
*
* @return array An array of message structures parsed into Horde_Mime_Part
* instances.
*/
public function fetchStructure($folder, $uids)
{
$result = array();
foreach ($uids as $uid) {
$structure = $this->getBackend()->tokenizeResponse(
$this->getBackend()->fetchStructureString(
$this->encodePath($folder), $uid, true
)
);
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Failed retrieving structure of message %s in folder %s."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"
),
$uid,
$folder,
$this->getBackend()->error
)
);
}
$ob = $this->_parseStructure($structure[0]);
$ob->buildMimeIds();
$result[$uid]['structure'] = $ob;
}
return $result;
}
/**
* Retrieves a bodypart for the given message ID and mime part ID.
*
* @param string $folder The folder to fetch the messages from.
* @param array $uid The message UID.
* @param array $id The mime part ID.
*
* @return resource|string The body part, as a stream resource or string.
*/
public function fetchBodypart($folder, $uid, $id)
{
$resource = fopen('php://temp', 'r+');
$this->getBackend()->handlePartBody(
$this->encodePath($folder), $uid, true, $id, null, false, $resource
);
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Failed fetching body part %s for message %s in folder %s."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$id,
$uid,
$folder,
$this->getBackend()->error
)
);
}
return $resource;
}
/**
* Appends a message to the given folder.
*
* @param string $folder The folder to append the message(s) to.
* @param resource $msg The message to append.
*
* @return mixed True or the UID of the new message in case the backend
* supports UIDPLUS.
*/
public function appendMessage($folder, $msg)
{
rewind($msg);
$this->getBackend()->append(
$this->encodePath($folder), stream_get_contents($msg)
);
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Failed appending new message to folder %s."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$folder,
$this->getBackend()->error
)
);
}
return true;
}
/**
* Deletes messages from the specified folder.
*
* @param string $folder The folder to delete messages from.
* @param integer $uids IMAP message ids.
*
* @return NULL
*/
public function deleteMessages($folder, $uids)
{
$this->getBackend()->delete(
$this->encodePath($folder), $uids
);
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Failed deleting messages from folder %s."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$folder,
$this->getBackend()->error
)
);
}
}
/**
* Moves a message to a new folder.
*
* @param integer $uid IMAP message id.
* @param string $old_folder Source folder.
* @param string $new_folder Target folder.
*
* @return NULL
*/
public function moveMessage($uid, $old_folder, $new_folder)
{
$this->getBackend()->move(
$uid,
$this->encodePath($old_folder),
$this->encodePath($new_folder)
);
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Failed moving message %s from folder %s to folder %s."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$uid,
$old_folder,
$new_folder,
$this->getBackend()->error
)
);
}
$this->expunge($old_folder);
}
/**
* Expunges messages in the current folder.
*
* @return mixed True or a PEAR error in case of an error.
*/
public function expunge($folder)
{
$this->getBackend()->expunge($this->encodePath($folder));
if ($this->getBackend()->errornum != 0) {
throw new Horde_Kolab_Storage_Exception(
sprintf(
Horde_Kolab_Storage_Translation::t(
"Failed expunging folder %s."
)
. ' '
. Horde_Kolab_Storage_Translation::t("Error: %s"),
$folder,
$this->getBackend()->error
)
);
}
}
/**
* Parse the output from imap_fetchstructure() into a MIME Part object.
*
* @param object $data Data from imap_fetchstructure().
*
* @return Horde_Mime_Part A MIME Part object.
*/
/**
* Recursively parse BODYSTRUCTURE data from a FETCH return (see
* RFC 3501 [7.4.2]).
*
* @param array $data The tokenized information from the server.
*
* @return array The array of bodystructure information.
*/
protected function _parseStructure($data)
{
$ob = new Horde_Mime_Part();
// If index 0 is an array, this is a multipart part.
if (is_array($data[0])) {
// Keep going through array values until we find a non-array.
for ($i = 0, $cnt = count($data); $i < $cnt; ++$i) {
if (!is_array($data[$i])) {
break;
}
$ob->addPart($this->_parseStructure($data[$i]));
}
// The first string entry after an array entry gives us the
// subpart type.
$ob->setType('multipart/' . $data[$i]);
// After the subtype is further extension information. This
// information MAY not appear for BODYSTRUCTURE requests.
// This is parameter information.
if (isset($data[++$i]) && is_array($data[$i])) {
foreach ($this->_parseStructureParams($data[$i], 'content-type') as $key => $val) {
$ob->setContentTypeParameter($key, $val);
}
}
// This is disposition information.
if (isset($data[++$i]) && is_array($data[$i])) {
$ob->setDisposition($data[$i][0]);
foreach ($this->_parseStructureParams($data[$i][1], 'content-disposition') as $key => $val) {
$ob->setDispositionParameter($key, $val);
}
}
// This is language information. It is either a single value or
// a list of values.
if (isset($data[++$i])) {
$ob->setLanguage($data[$i]);
}
// Ignore: location (RFC 2557)
// There can be further information returned in the future, but
// for now we are done.
} else {
$ob->setType($data[0] . '/' . $data[1]);
foreach ($this->_parseStructureParams($data[2], 'content-type') as $key => $val) {
$ob->setContentTypeParameter($key, $val);
}
if ($data[3] !== null) {
$ob->setContentId($data[3]);
}
if ($data[4] !== null) {
$ob->setDescription(Horde_Mime::decode($data[4]));
}
if ($data[5] !== null) {
$ob->setTransferEncoding($data[5]);
}
if ($data[6] !== null) {
$ob->setBytes($data[6]);
}
// If the type is 'message/rfc822' or 'text/*', several extra
// fields are included
switch ($ob->getPrimaryType()) {
case 'message':
if ($ob->getSubType() == 'rfc822') {
// Ignore: envelope
$ob->addPart($this->_parseStructure($data[8]));
// Ignore: lines
$i = 10;
} else {
$i = 7;
}
break;
case 'text':
// Ignore: lines
$i = 8;
break;
default:
$i = 7;
break;
}
// After the subtype is further extension information. This
// information MAY appear for BODYSTRUCTURE requests.
// Ignore: MD5
// This is disposition information
if (isset($data[++$i]) && is_array($data[$i])) {
$ob->setDisposition($data[$i][0]);
foreach ($this->_parseStructureParams($data[$i][1], 'content-disposition') as $key => $val) {
$ob->setDispositionParameter($key, $val);
}
}
// This is language information. It is either a single value or
// a list of values.
if (isset($data[++$i])) {
$ob->setLanguage($data[$i]);
}
// Ignore: location (RFC 2557)
}
return $ob;
}
/**
* Helper function to parse a parameters-like tokenized array.
*
* @param array $data The tokenized data.
* @param string $type The header name.
*
* @return array The parameter array.
*/
protected function _parseStructureParams($data, $type)
{
$params = array();
if (is_array($data)) {
for ($i = 0, $cnt = count($data); $i < $cnt; ++$i) {
$params[strtolower($data[$i])] = $data[++$i];
}
}
$ret = Horde_Mime::decodeParam($type, $params);
return $ret['params'];
}
}
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